Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,547,656",
      "signature": "0xa0b2af54d314c52552444ae957f2773b4f2f866270a41dbacab13c86b012b69717debeeeddb9ddf75086d02b8b89f256",
      "randomness": "0x3e7288070d0b0d4bb5634b7cc33fb0c1cc4f7f2ce2ce6f3069e36368a30e343c"
    }
  ],
  "blockNumber": "7,407,249"
}

{
  "Sr25519": "0x0af7744afc3078e3e3b18dc63f74146e8ac6c9879ca93c24ca86a230bb4f3469adf345d21ed660bff02b9620bb81354bfa2a45f9c1d5a92c3f2c5a2b3f307284"
}